Notes and Restrictions
641
Appendix
16
z
When a SIP server is configured as a SIP terminal of the machine on the server, if
settings other than specified are configured, the SIP server does not work as the SIP
terminal.
z
For a SIP server manufactured by Cisco Systems, Inc., an address retention period
is fixed to 120 seconds. This value cannot be changed even if Timer Register Expires
value is changed.
VoIP Gateway
z
CISCO2801-V/K9 (IOS 12.4) manufactured by Cisco Systems, Inc. is a VoIP
gateway we have validated operation.
z
The gateway may not work properly over an analog line depending on your
environment.
z
If you use a VoIP gateway manufactured by Cisco Systems, Inc., only UDP can be
used as T.38 protocol.
z
VoIP gateways does not work on IPSec communication.
z
VoIP gateways does not work in an IPv6 environment.
z
If settings other than specified by Fuji Xerox are configured for a dial peer or a voice
port on a VoIP gateway, the VoIP gateway does not work.
z
If a part of transferred data is lost on a network, a part of image may be missing or
be getting stacked. To avoid these, the ECM mode is effective.
The machine can always use the ECM mode, however, you cannot use the mode
depending on the VoIP gateway settings.
Consult your network administrator whether the ECM mode is available.
NAT/NAPT
z
Communication protocols that transmit UPnP, TURN, STUN, ICE, and UDP hole
punching in SIP communications are not supported.
IP Fax (SIP) does not work in an environment that uses NAT/NAPT devices including
ALG.
Notes and Restrictions when Connecting with Internet Service Provider
This section describes notes and restrictions to observe when using features that
transmit e-mails or Internet faxes using an Internet service provider (ISP).
The features related to e-mail are as follows:
z
E-mail
z
E-mail Notification Service
z
Print E-mail
z
Internet Fax
îš„Notes and Restrictions on Accessing ISP
Observe the following notes and restrictions when connecting the machine to ISP:
z
Dial-up connection is not supported. Continuous connection is required.
z
Connect the machine in an environment using IP masquerade. Assigning a global IP
address to the machine is not supported.
z
Be sure to assign an exclusive e-mail account to the machine for POP reception.
Sharing an e-mail account with other users may cause troubles.
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